Measure of length unit



FIG. 1 is a perspective view of a measure of length unit installed onto a measuring tape including a pencil showing my new design;

FIG. 2 is a left side top view thereof;

FIG. 3 is a right side top view thereof;

FIG. 4 is a left side bottom view thereof;

FIG. 5 is a right side bottom view thereof; and,

FIG. 6 is a perspective view of a measure of length unit installed onto a measuring tape including a knife.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a measure of length unit, as shown and described. 